About: http://webisa.webdatacommons.org/264150404

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Atoms are composed of three kinds of smaller particles, called protons, neutrons and electrons.
http://www.w3.org/ns/prov#wasQuotedFrom	elementalmatter.info